Finding the Fourth Proportional to 1,946.00, 2,685.40 and 1,061.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,946.00 : 2,685.40 = 1,061.78 : x
2. Step 2: Convert to fraction form
   1,946.00/2,685.40 = 1,061.78/x
3. Step 3: Cross multiply
   1,946.00x = 2,685.40 × 1,061.78
4. Step 4: Simplify right side
   1,946.00x = 2,851,301.98
5. Step 5: Solve for x
   x = 2,851,301.98/1,946.00
6. Step 6: Final answer
   x = 1,465.22